#include <stdio.h>
#include <wiringPi.h>
#include "wiringPiI2C.h"

#include "codetab.h"
#include "pcf8574.h"


#define OLED_ADDRESS  0x3C //通过调整0R电阻,屏可以0x78和0x7A两个地址 -- 默认0x78
int fd = 0;

void WriteCmd(unsigned char I2C_Command);
void WriteDat(unsigned char I2C_Data);
void OLED_Init(void);
void OLED_SetPos(unsigned char x, unsigned char y);
void OLED_Fill(unsigned char fill_Data);
void OLED_CLS(void);
void OLED_ON(void);
void OLED_OFF(void);
void OLED_ShowStr(unsigned char x, unsigned char y, unsigned char ch[], unsigned char TextSize);
void OLED_ShowCN(unsigned char x, unsigned char y, unsigned char N);
void OLED_DrawBMP(unsigned char x0,unsigned char y0,unsigned char x1,unsigned char y1,unsigned char BMP[]);

